參數資料
型號: 74LCX244WMX
廠商: Fairchild Semiconductor
文件頁數: 11/14頁
文件大?。?/td> 0K
描述: IC BUFF DVR LOW V N-INV 20SOIC
標準包裝: 1
系列: 74LCX
邏輯類型: 緩沖器/線路驅動器,非反相
元件數: 2
每個元件的位元數: 4
輸出電流高,低: 24mA,24mA
電源電壓: 2 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
供應商設備封裝: 20-SOIC
包裝: 標準包裝
產品目錄頁面: 1210 (CN2011-ZH PDF)
其它名稱: 74LCX244WMXDKR
1994 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74LCX244
Low
V
o
lt
age
Buffer/Line
Driver
with
5V
T
o
lerant
Input
sand
Output
s
AC Loading and Waveforms (Generic for LCX Family)
Figure 1. AC Test Circuit (CL includes probe and jig capacitance)
Waveform for Inverting and Non-Inverting Functions
Propagation Delay. Pulse Width and trec Waveforms
3-STATE Output Low Enable and
Disable Times for Logic
3-STATE Output High Enable and
Disable Times for Logic
Setup Time, Hold Time and Recovery Time for Logic
trise and tfall
Figure 2. Waveforms (Input Characteristics; f = 1MHz, tr = tf = 3ns)
Test
Switch
tPLH, tPHL
Open
tPZL, tPLZ
6V at VCC = 3.3 ± 0.3V
VCC x 2 at VCC = 2.5 ± 0.2V
tPZH, tPHZ
GND
Symbol
VCC
3.3V ± 0.3V
2.7V
2.5V ± 0.2V
Vmi
1.5V
VCC / 2
Vmo
1.5V
VCC / 2
Vx
VOL + 0.3V
VOL + 0.15V
Vy
VOH – 0.3V
VOH – 0.15V
74LCX244 Rev. 1.12.2
6
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